513
FZUS52 KJAX 071746
CWFJAX
COASTAL WATERS FORECAST FOR NORTHEAST FLORIDA/SOUTHEAST GEORGIA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
146 PM EDT TUE APR 7 2026
ATLANTIC COASTAL WATERS FROM ALTAMAHA SOUND GA TO FLAGLER BEACH
FL OUT TO 60 NM.
SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST
1/3 OF THE WAVES, ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE
HIGHEST 1/10 OF THE WAVES.
AMZ400-080800-
SYNOPSIS FOR ALTAMAHA SOUND GA TO FLAGLER BEACH FL OUT TO 60 NM-
146 PM EDT TUE APR 7 2026
SYNOPSIS
HIGH PRESSURE RIDGING DOWN THE SOUTHEASTERN SEABOARD WILL BE
REINFORCED THIS MORNING, WITH STRONG ONSHORE WINDS THEN CONTINUING
THROUGH THE WEEK AND INTENSIFYING TO GALE FORCE TODAY THROUGH
WEDNESDAY NIGHT. THE STRONG WINDS WITH A LONG FETCH WILL BUILD SEAS
TO 10 TO 15 FEET WEDNESDAY THROUGH THURSDAY. WINDS WILL GRADUALLY
WEAKEN THROUGH THURSDAY AND FRIDAY AS HIGH PRESSURE MOVES AWAY
BEFORE MUCH IMPROVED CONDITIONS DEVELOPING THIS WEEKEND.
GULF STREAM
THE APPROXIMATE LOCATION OF THE WEST WALL OF THE GULF STREAM AS OF
APR 07, 2026 AT 0000 UTC...
58 NAUTICAL MILES EAST OF FLAGLER BEACH.
62 NAUTICAL MILES EAST OF SAINT AUGUSTINE BEACH.
74 NAUTICAL MILES EAST SOUTHEAST OF JACKSONVILLE BEACH.
89 NAUTICAL MILES EAST SOUTHEAST OF ST SIMONS ISLAND.
THIS DATA DERIVED FROM NCEP GLOBAL RTOFS MODEL.
AMZ450-452-454-080800-
COASTAL WATERS FROM ALTAMAHA SOUND TO FERNANDINA BEACH FL OUT
20 NM-
COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT
20 NM-
COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM-
146 PM EDT TUE APR 7 2026
..GALE WARNING IN EFFECT THROUGH LATE WEDNESDAY NIGHT
REST OF TODAY
NORTHEAST WINDS 25 TO 35 KNOTS. SEAS 9 TO
12 FEET, OCCASIONALLY TO 15 FEET. WAVE DETAIL: NORTHEAST 12 FEET
AT 8 SECONDS. INTRACOASTAL WATERS EXTREMELY ROUGH. A SLIGHT
CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS LATE THIS MORNING,
THEN SHOWERS LIKELY THIS AFTERNOON.
TONIGHT
NORTHEAST WINDS 30 TO 35 KNOTS, BECOMING 25 TO
35 KNOTS AFTER MIDNIGHT. SEAS 10 TO 14 FEET, OCCASIONALLY TO
18 FEET. WAVE DETAIL: EAST 14 FEET AT 9 SECONDS. INTRACOASTAL
WATERS EXTREMELY ROUGH. A CHANCE OF SHOWERS.
WEDNESDAY
NORTHEAST WINDS AROUND 30 KNOTS WITH GUSTS UP TO
40 KNOTS. SEAS 11 TO 14 FEET, OCCASIONALLY TO 18 FEET. WAVE
DETAIL: EAST 14 FEET AT 10 SECONDS. INTRACOASTAL WATERS VERY
ROUGH. SHOWERS LIKELY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
WEDNESDAY NIGHT
NORTHEAST WINDS 30 TO 35 KNOTS, DIMINISHING TO
25 TO 30 KNOTS AFTER MIDNIGHT. SEAS 11 TO 15 FEET, OCCASIONALLY
TO 19 FEET. WAVE DETAIL: EAST 15 FEET AT 11 SECONDS. INTRACOASTAL
WATERS EXTREMELY ROUGH. SHOWERS LIKELY WITH A SLIGHT CHANCE OF
THUNDERSTORMS.
THURSDAY
NORTHEAST WINDS 25 TO 30 KNOTS. SEAS 9 TO 13 FEET,
OCCASIONALLY TO 17 FEET. WAVE DETAIL: EAST 13 FEET AT 11 SECONDS.
INTRACOASTAL WATERS VERY ROUGH. SHOWERS LIKELY. A SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS
IN THE AFTERNOON.
THURSDAY NIGHT
NORTHEAST WINDS 25 TO 30 KNOTS, DIMINISHING TO
15 TO 20 KNOTS AFTER MIDNIGHT. SEAS 9 TO 12 FEET, OCCASIONALLY TO
15 FEET, SUBSIDING TO 7 TO 10 FEET, OCCASIONALLY TO 13 FEET AFTER
MIDNIGHT. WAVE DETAIL: NORTHEAST 11 FEET AT 11 SECONDS, BECOMING
NORTHEAST 10 FEET AT 10 SECONDS. INTRACOASTAL WATERS VERY ROUGH.
A SLIGHT CHANCE OF RAIN IN THE EVENING.
FRIDAY
NORTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO
15 KNOTS. SEAS 6 TO 9 FEET, OCCASIONALLY TO 11 FEET, SUBSIDING TO
5 TO 7 FEET, OCCASIONALLY TO 9 FEET. INTRACOASTAL WATERS CHOPPY.
A SLIGHT CHANCE OF RAIN IN THE MORNING.
SATURDAY
NORTHEAST WINDS 10 TO 15 KNOTS, BECOMING EAST 5 TO
10 KNOTS. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. INTRACOASTAL
WATERS A MODERATE CHOP.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
AMZ470-472-474-080800-
WATERS FROM ALTAMAHA SOUND GA TO FERNANDINA BEACH FL FROM 20 TO
60 NM-
WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL FROM 20 TO 60 NM-
WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL FROM 20 TO 60 NM-
146 PM EDT TUE APR 7 2026
..GALE WARNING IN EFFECT THROUGH LATE WEDNESDAY NIGHT
REST OF TODAY
NORTHEAST WINDS 25 TO 35 KNOTS WITH GUSTS UP TO
45 KNOTS. SEAS 10 TO 13 FEET, OCCASIONALLY TO 17 FEET. WAVE
DETAIL: NORTHEAST 13 FEET AT 8 SECONDS. A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS LATE THIS MORNING, THEN
SHOWERS THIS AFTERNOON.
TONIGHT
NORTHEAST WINDS 30 TO 35 KNOTS. SEAS 11 TO 15 FEET,
OCCASIONALLY TO 19 FEET. WAVE DETAIL: NORTHEAST 15 FEET AT
9 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS
LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
WEDNESDAY
NORTHEAST WINDS AROUND 30 KNOTS WITH GUSTS UP TO
40 KNOTS. SEAS 13 TO 16 FEET, OCCASIONALLY TO 20 FEET. WAVE
DETAIL: EAST 16 FEET AT 10 SECONDS. SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS.
WEDNESDAY NIGHT
NORTHEAST WINDS 25 TO 30 KNOTS. SEAS 14 TO
16 FEET, OCCASIONALLY TO 20 FEET, SUBSIDING TO 12 TO 15 FEET,
OCCASIONALLY TO 19 FEET AFTER MIDNIGHT. WAVE DETAIL: NORTHEAST
16 FEET AT 11 SECONDS, BECOMING EAST 15 FEET AT 11 SECONDS.
SHOWERS LIKELY. A CHANCE OF THUNDERSTORMS, MAINLY IN THE EVENING.
THURSDAY
NORTHEAST WINDS 25 TO 30 KNOTS. SEAS 11 TO 14 FEET,
OCCASIONALLY TO 18 FEET. WAVE DETAIL: NORTHEAST 13 FEET AT
11 SECONDS. SHOWERS LIKELY. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
THURSDAY NIGHT
NORTHEAST WINDS 25 TO 30 KNOTS, DIMINISHING TO
AROUND 20 KNOTS AFTER MIDNIGHT. SEAS 9 TO 12 FEET, OCCASIONALLY
TO 15 FEET. WAVE DETAIL: NORTHEAST 12 FEET AT 10 SECONDS. A
CHANCE OF RAIN, MAINLY IN THE EVENING.
FRIDAY
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 6 TO 9 FEET,
OCCASIONALLY TO 11 FEET, SUBSIDING TO 6 TO 7 FEET, OCCASIONALLY
TO 9 FEET AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN IN THE MORNING.
SATURDAY
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET,
OCCASIONALLY TO 9 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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